The MTM's sportsman's dry boxes can be used for 101 uses. Hunters, campers, boaters, and many more, will find this box perfect for their needs. The tongue & groove construction uses an O-ring design for water resistant sealing. Large easy to open lockable latch. The lid has a comfortable handle and is removable like military style boxes. Ideal for keeping your personal items dry. Stackable. Non submersible.